The table below provides a conversion from acres to square feet to aid in estimating area.
Area Conversion
MTCA TEE
Acres
Square Feet
0.25
10,890
0.50
21,780
1.00
43,560
1.50
65,340
2.00
87,120
2.50
108,900
3.00
130,680
3.50
152,460
4.0 (or more)
174,240
An area of 0.25 acres is about 100 by 110 ft., an acre about 200 by 220 ft., or about ¼ of a standard city block.
Note that the area included in the calculation for this area score is any area that is contaminated, and any area within 500 ft. of the edge of the contaminated area that is contiguous, undeveloped land.